# ymstar

> Open-source publisher. Listings imported from github.com/ymstar — credited to the original author with their license.

- **Listings:** 2
- **Total installs:** 0
- **Profile:** https://agentstack.voostack.com/s/ymstar
- **Website:** https://github.com/ymstar

## Published listings

- [Agentmeter](https://agentstack.voostack.com/l/mcp-ymstar-agentmeter) — MCP server · Free · security-reviewed — `agentstack add mcp-ymstar-agentmeter`
  🎯 Track AI agent token usage, costs & cache hit rates. CLI + dashboard for Claude Code, Cursor & Gemini CLI. Budget alerts, multi-model pricing, zero config.
- [Human Pen.skill](https://agentstack.voostack.com/l/skill-ymstar-human-pen-skill-human-pen-skill) — Skill · Free · security-reviewed — `agentstack add skill-ymstar-human-pen-skill-human-pen-skill`
  A Claude skill from ymstar/human-pen.skill.

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Seller on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Install any with `agentstack add <slug>`.